Subject: Re: [PATCH v7 5/8] config: add `git_die_config()` to the config-set API

From: Matthieu Moy <[email-masked]>
Date: Tue, 05 Aug 2014 17:15:27 +0200

Tanay Abhra <[email-masked]> writes:

> Matthieu, I have finished the new version, but instead of flooding the mailing list with
> a series again, I wanted to confirm if the new git_config_die() is alright.
>
> 	NORETURN __attribute__((format(printf, 2, 3)))
> 	void git_die_config(const char *key, const char *err, ...)
> 	{
> 		const struct string_list *values;
> 		struct key_value_info *kv_info;
>
> 		if (err) {
> 			va_list params;
> 			va_start(params, err);
> 			vreportf("error: ", err, params);
> 			va_end(params);
> 		}
> 		values = git_config_get_value_multi(key);
> 		kv_info = values->items[values->nr - 1].util;
> 		git_die_config_linenr(key, kv_info->filename, kv_info->linenr);
> 	}
>
> Currently works like the old git_config() error reporting path. If err is set to "NULL",
> it would print no error message and just the die message. If given something like,
>
> 	 git_config_die(key, "value '%s' is not allowed", value);
>
> it would print,
>
> 	error: value '3' is not allowed
> 	fatal: bad config variable 'core.frotz' at file line 15 in .git/config

That seems to be a good step forward.

I think we would also want to improve the error message, but that
shouldn't block your series from inclusion: we can do that later without
API change.

-- 
Matthieu Moy
http://www-verimag.imag.fr/~moy/